Related Products 10″ economy sintered continuous rim lapidary blade. 250 x 1.2mm $75.00 excl GST 12 x 12mm diamond bands, soft type 3000 grit $15.00 excl GST Electroplated diamond belt, 6″ x 2.5″ (150 x 65mm) 400 grit $180.00 excl GST Electroplated diamond core drill, 50mm dia. 10mm shank. $55.00 excl GST Quantity Add to cart Product added to wishlist. Add to WishlistProduct added! Browse WishlistThe product is already in the wishlist! Browse Wishlist Share Product code: 6b16e7e79f10 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.